Mathematics, 22.10.2019 01:00 orangnevertrust69
The second term in a geometric series is 10, and the seventh term is 10,240. find the sum of the first six terms.
Answers: 2
![a_{7}=a_{1}*r^{6} \\a_{7}=a_{2}*r^{5} \\10,240 = 10*r^{5}\\r=\sqrt[5]{1024} \\r = 4](/tpl/images/0339/7656/1a4ee.png)
Another question on Mathematics
Mathematics, 21.06.2019 16:00
Angela rode his bike around a bike trail that was 1/4 of a mile long he rode his bike around the trail 8 * angelo says he wrote a total of 8/4 miles to russell says he's wrong and he actually and says that he actually wrote to my who is corrupt use words and trying to explain how you know.
Answers: 2
Mathematics, 21.06.2019 17:00
What is the value of the expression 9+n/3-6 when n = 12? 1. 5. 7. 12.
Answers: 1
Mathematics, 21.06.2019 21:00
Out of $20$ creepy-crawly creatures in a room, $80\%$ are flies and $20\%$ are spiders. if $s\%$ of the total legs belong to spiders, what is $s$?
Answers: 2
You know the right answer?
The second term in a geometric series is 10, and the seventh term is 10,240. find the sum of the fir...
Questions
Mathematics, 19.09.2019 22:30
Chemistry, 19.09.2019 22:30
Chemistry, 19.09.2019 22:30
Mathematics, 19.09.2019 22:30
English, 19.09.2019 22:30
Spanish, 19.09.2019 22:30
Physics, 19.09.2019 22:30
History, 19.09.2019 22:30
Mathematics, 19.09.2019 22:30
Biology, 19.09.2019 22:30
Geography, 19.09.2019 22:30
